Start pumps to wash and rinse reactor vessels, to exhaust gases or vapors, to regulate the flow of oil, steam, air, or perfume to towers, or to add products to converter or blending vessels.
- 51-8013.00 Power Plant Operators
- 51-9023.00 Mixing and Blending Machine Setters, Operators, and Tenders
- 51-9012.00 Separating, Filtering, Clarifying, Precipitating, and Still Machine Setters, Operators, and Tenders
- 51-8093.00 Petroleum Pump System Operators, Refinery Operators, and Gaugers
- 51-6011.00 Laundry and Dry-Cleaning Workers
